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Date: Tue, 23 Apr 2013 14:11:45 +1000
Subject: Re: Ubuntu package "python3" does not include tkinter
From: Chris Angelico <rosuav@gmail.com>
To: python-list@python.org
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Xref: csiph.com comp.lang.python:44140

On Tue, Apr 23, 2013 at 2:03 PM, Steven D'Aprano
<steve+comp.lang.python@pearwood.info> wrote:
> On Tue, 23 Apr 2013 10:36:38 +1000, Chris Angelico wrote:
>
>> On Tue, Apr 23, 2013 at 10:22 AM, Steven D'Aprano
>> <steve+comp.lang.python@pearwood.info> wrote:
>>> It's only when I actually try to do something that requires an X
>>> display that it will fail. I won't show the entire traceback, because
>>> it is long and not particularly enlightening, but the final error
>>> message explains exactly why it isn't working:
>>>
>>> _tkinter.TclError: no display name and no $DISPLAY environment variable
>>
>> You presumably have a system to test this on. Can you try using ssh -X
>> to get to it, and then retry that action? It looks like you actually
>> have everything you need, just no display... which is exactly what you'd
>> get if you ssh to something that has a real GUI. Not a dependency
>> problem.
>
> I didn't say it was a dependency problem. I'm just demonstrating that it
> is possible for tkinter code to fail even if all the dependencies are
> met; and on the other hand, it is useful to be able to import tkinter
> even if you cannot display any tkinter windows.

Sure. But I don't know that the situation you're seeing is the same as
the one you'd see if you install tkinter without tk.

ChrisA